Four (Arceus-Dark) (M) @ Darkinium Z
Ability: Multitype
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe
Brave Nature
- Eruption
- Water Spout
- Darkest Lariat
- Bolt Strike
Announcer (Steelix) (M) @ Steelixite
Ability: Rock Head
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe
Naughty Nature
- Doom Desire
- Sunsteel Strike
- Metal Claw
Bubble (Poliwrath) @ Black Belt
Ability: Water Absorb
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe
Naughty Nature
- Waterfall
- Water Spout
- Focus Punch
- Double Hit
Firey (Marowak-Alola) (M) @ Firium Z
Ability: Cursed Body
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe
Naughty Nature
- Inferno
- Blaze Kick
- Flare Blitz
- Blue Flare
Leafy (Nuzleaf) (F) @ Leftovers
Ability: Chlorophyll
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe
Lonely Nature
- Razor Leaf
- Leafage
- Leaf Blade
- Leaf Tornado
Ice cube (Lapras) (F) @ Never-Melt Ice
Ability: Ice Body
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe
Lonely Nature
- Freeze-Dry
- Freeze Shock
- Ice Beam
- Ice Fang
Yes this is gen 7 balanced hackmons